#app {
    width: 100%;
    height: 100vh;
    display: flex;
    flex-direction: column;
    user-select: none;
    background-image: linear-gradient(
            339deg,
            rgba(47, 47, 47, 0.02) 0%,
            rgba(47, 47, 47, 0.02) 42%,
            transparent 42%,
            transparent 99%,
            rgba(17, 17, 17, 0.02) 99%,
            rgba(17, 17, 17, 0.02) 100%
        ),
        linear-gradient(
            257deg,
            rgba(65, 65, 65, 0.02) 0%,
            rgba(65, 65, 65, 0.02) 11%,
            transparent 11%,
            transparent 92%,
            rgba(53, 53, 53, 0.02) 92%,
            rgba(53, 53, 53, 0.02) 100%
        ),
        linear-gradient(
            191deg,
            rgba(5, 5, 5, 0.02) 0%,
            rgba(5, 5, 5, 0.02) 1%,
            transparent 1%,
            transparent 45%,
            rgba(19, 19, 19, 0.02) 45%,
            rgba(19, 19, 19, 0.02) 100%
        ),
        linear-gradient(
            29deg,
            rgba(28, 28, 28, 0.02) 0%,
            rgba(28, 28, 28, 0.02) 33%,
            transparent 33%,
            transparent 40%,
            rgba(220, 220, 220, 0.02) 40%,
            rgba(220, 220, 220, 0.02) 100%
        ),
        linear-gradient(90deg, rgb(255, 255, 255), rgb(255, 255, 255));
}

body,
html {
    overflow-x: hidden;
}
/*定义滚动条高宽及背景 高宽分别对应横竖滚动条的尺寸*/
::-webkit-scrollbar {
    width: 6px;
    height: 16px;
    background-color: #bdbdbd;
}

/*定义滚动条轨道 内阴影+圆角*/
::-webkit-scrollbar-track {
    -webkit-box-shadow: inset 0 0 0px rgba(0, 0, 0, 0.3);
    border-radius: 0;
    background-color: #fff;
}

/*定义滑块 内阴影+圆角*/
::-webkit-scrollbar-thumb {
    border-radius: 10px;
    -webkit-box-shadow: inset 0 0 6px rgba(0, 0, 0, 0.3);
    background-color: #bdbdbd;
}

.open-select {
    user-select: text;
}
